How To Fix MDG_HDB_SEARCH015 - Active data model has no main entity; object type code invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_HDB_SEARCH -

• Message number: 015

• Message text: Active data model has no main entity; object type code invalid

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_HDB_SEARCH015 - Active data model has no main entity; object type code invalid ?

  The SAP error message MDG_HDB_SEARCH015 indicates that there is an issue with the active data model in SAP Master Data Governance (MDG). Specifically, it states that the active data model does not have a main entity, and the object type code is invalid. This can occur in scenarios where the data model is not properly configured or when there are inconsistencies in the definitions of the entities.
  Causes:
  
  Missing Main Entity: The active data model may not have a designated main entity, which is required for the data model to function correctly.
  Invalid Object Type Code: The object type code specified in the configuration may not correspond to any valid entity in the data model.
  Configuration Issues: There may be issues in the configuration of the data model, such as missing or incorrect settings in the MDG customizing.
  Transport Issues: If the data model was transported from another system, there may have been issues during the transport process that led to inconsistencies.
  
  Solutions:
  
  
  Check Data Model Configuration:
  
  Go to the MDG customizing transaction (usually SPRO) and navigate to the relevant data model configuration.
  Ensure that a main entity is defined for the active data model. If not, you will need to define one.
  
  
  
  Validate Object Type Code:
  
  Verify that the object type code used in the configuration is valid and corresponds to an existing entity in the data model.
  If the object type code is incorrect, update it to the correct value.
  
  
  
  Review Transport Logs:
  
  If the issue arose after a transport, check the transport logs for any errors or warnings that may indicate what went wrong during the transport process.
  
  
  
  Re-activate the Data Model:
  
  Sometimes, re-activating the data model can resolve inconsistencies. You can do this in the MDG customizing settings.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for MDG to ensure that all necessary steps for configuring the data model have been followed.
  
  
  
  Check for Notes and Patches:
  
  Look for any SAP Notes or patches that may address this specific error. SAP frequently releases updates that fix known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  MDG Data Model: Understanding the structure and components of the MDG data model is crucial for troubleshooting.
  SAP Notes: Regularly check SAP Notes for updates or known issues related to MDG and data models.
  MDG Customizing: Familiarize yourself with the customizing settings in MDG, as this is where most configurations are made.
  
  By following these steps, you should be able to identify and resolve the issue related to the MDG_HDB_SEARCH015 error message.